Fill the grid with the digits 1 to 6. The digits represent the height of the skyscraper in each cell. Each row, column and marked diagonal has exactly one of each digit. The clues along the edges tell you how many Skyscrapers you can see from that vantage point.

Fill the grid with the digits 1 to 6. The digits represent the height of the skyscraper in each cell. Each row, column, 3x3-box and marked diagonal has exactly one of each digit. The clues along the edges tell you how many skyscrapers you can see from that vantage point.